# Copyright (C) 1991-2018 Free Software Foundation, Inc.

# This file is part of the GNU C Library.

# The GNU C Library is free software; you can redistribute it and/or

# modify it under the terms of the GNU Lesser General Public

# License as published by the Free Software Foundation; either

# version 2.1 of the License, or (at your option) any later version.

# The GNU C Library is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# Lesser General Public License for more details.

# You should have received a copy of the GNU Lesser General Public

# License along with the GNU C Library; if not, see

# <http://www.gnu.org/licenses/>.

#

#	Sub-makefile for string portion of library.

#

subdir	:= string

include ../Makeconfig

headers		:= string.h bits/string_fortified.h			\

		   strings.h bits/strings_fortified.h			\

		   byteswap.h bits/byteswap.h				\

		   endian.h bits/endian.h bits/uintn-identity.h		\

		   memory.h argz.h envz.h

routines	:= strcat strchr strcmp strcoll strcpy strcspn		\

		   strverscmp strdup strndup				\

		   strerror _strerror strlen strnlen			\

		   strncat strncmp strncpy				\

		   strrchr strpbrk strsignal strspn strstr strtok	\

		   strtok_r strxfrm memchr memcmp memmove memset	\

		   mempcpy bcopy bzero ffs ffsll stpcpy stpncpy		\

		   strcasecmp strncase strcasecmp_l strncase_l		\

		   memccpy memcpy wordcopy strsep strcasestr		\

		   swab strfry memfrob memmem rawmemchr strchrnul	\

		   $(addprefix argz-,append count create ctsep next	\

				     delete extract insert stringify	\

				     addsep replace)			\

		   envz basename					\

		   strcoll_l strxfrm_l string-inlines memrchr		\

		   xpg-strerror strerror_l explicit_bzero

strop-tests	:= memchr memcmp memcpy memmove mempcpy memset memccpy	\

		   stpcpy stpncpy strcat strchr strcmp strcpy strcspn	\

		   strlen strncmp strncpy strpbrk strrchr strspn memmem	\

		   strstr strcasestr strnlen strcasecmp strncasecmp	\

		   strncat rawmemchr strchrnul bcopy bzero memrchr	\

		   explicit_bzero

tests		:= tester inl-tester noinl-tester testcopy test-ffs	\

		   tst-strlen stratcliff tst-svc tst-inlcall		\

		   bug-strncat1 bug-strspn1 bug-strpbrk1 tst-bswap	\

		   tst-strtok tst-strxfrm bug-strcoll1 tst-strfry	\

		   bug-strtok1 $(addprefix test-,$(strop-tests))	\

		   bug-envz1 tst-strxfrm2 tst-endian tst-svc2		\

		   tst-strtok_r bug-strcoll2 tst-cmp tst-xbzero-opt	\

		   test-endian-types test-endian-file-scope		\

		   test-endian-sign-conversion

# This test allocates a lot of memory and can run for a long time.

xtests = tst-strcoll-overflow

ifeq ($(run-built-tests),yes)

tests-special += $(objpfx)tst-svc-cmp.out

endif

include ../Rules

CFLAGS-inl-tester.c += -fno-builtin

CFLAGS-noinl-tester.c += -fno-builtin

CFLAGS-tst-strlen.c += -fno-builtin

CFLAGS-stratcliff.c += -fno-builtin

CFLAGS-test-ffs.c += -fno-builtin

CFLAGS-tst-inlcall.c += -fno-builtin

CFLAGS-tst-xbzero-opt.c += -O3

CFLAGS-test-endian-sign-conversion.c += -Werror -Wsign-conversion

# BZ 21006: Resolve all functions but at least explicit_bzero at startup.

# Otherwise the test fails on s390x as the memcpy in prepare_test_buffer is

# done by loading r4 / r5 with the test_pattern and using store multiple

# instruction to store r4 / r5 to buf.  If explicit_bzero would be resolved in

# setup_explicit_clear, r4 / r5 would be stored to stack by _dl_runtime_resolve

# and the call to memmem in count_test_patterns will find a hit of the

# test_pattern on the stack.

LDFLAGS-tst-xbzero-opt = -z now

# Called during TLS initialization.

CFLAGS-memcpy.c += $(no-stack-protector)

CFLAGS-wordcopy.c += $(no-stack-protector)

ifeq ($(run-built-tests),yes)

$(objpfx)tst-svc-cmp.out: tst-svc.expect $(objpfx)tst-svc.out

	cmp $^ > $@; \

	$(evaluate-test)

LOCALES := de_DE.UTF-8 en_US.ISO-8859-1 en_US.UTF-8 \

           tr_TR.ISO-8859-9 tr_TR.UTF-8 cs_CZ.UTF-8 \

	   da_DK.ISO-8859-1 en_GB.UTF-8

include ../gen-locales.mk

$(objpfx)test-strcasecmp.out: $(gen-locales)

$(objpfx)test-strncasecmp.out: $(gen-locales)

$(objpfx)tst-strxfrm.out: $(gen-locales)

$(objpfx)tst-strxfrm2.out: $(gen-locales)

# bug-strcoll2 needs cs_CZ.UTF-8 and da_DK.ISO-8859-1.

$(objpfx)bug-strcoll2.out: $(gen-locales)

$(objpfx)tst-strcoll-overflow.out: $(gen-locales)

endif